56720181

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{45779}}^1$

素因数の和:45848

約数の個数: 16

約数和(自身を含む): 87897600

約数和(自身を除く): 31177419

約数列:

[1, 3, 7, 21, 59, 177, 413, 1239, 45779, 137337, 320453, 961359, 2700961, 8102883, 18906727, 56720181]

約数ペア:

[(1, 56720181), (3, 18906727), (7, 8102883), (21, 2700961), (59, 961359), (177, 320453), (413, 137337), (1239, 45779)]